Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 2.82
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -0.94 -0.375 0.35
Prot (kg) -3.40 -0.441 1.50
Fertility Sub Index 0.36
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -0.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 5.53

* Based on an €80/tonne carbon price